68900 is an even 5-digits composite number following 68899
and preceding 68901 . In scientific notation, it is written as 6.8900 × 10^4.
The sum of its digits is 23. It has a total of 4 prime factors and 12 positive divisors.
There are 24960 positive integers (up to 68900) that are relatively prime to 68900.
68900 has 12 divisors, whose sum is 123228
The reverse of 68900 is 00986
Previous prime number is 325
Is Prime? no
Number parity even
Number length 5
Sum of Digits 23
Digital Root 5
Name
sixty-eight thousand nine hundred
Scientific notation
6.8900 × 10^4
Engineering notation
6.8900 × 10^3
Prime Factorization
2 × 2 × 325 × 53
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
34450
Product of the distinct prime numbers
The prime factorization of 68900 is 2 × 2 × 325 × 53.
Since it has a total of 4 prime factors.
9 , 10 , 19 , 44 , 167 , 629 , 9134 , 7933 , 81366 , 95559 , 570761 , 597115 , 4267554 , 1406815 , 84252318 , 68917438 , 121793442 , 375069875 , 9131405597 , 9949586520
n×2
137800
n×3
206700
n×4
275600
n×5
344500
n÷2
34450
n÷3
22966.666666667
n÷3
17225
n÷5
13780
n2
4747210000
n3
327082769000000
n4
2.25360027841E+19
n5
1.5527305918245E+24
2 √n
262.48809496813
3 √n
40.995835389007
4 √n
16.201484344594
5 √n
9.2820487360242
1 , 2 , 4 , 53 , 106 , 212 , 325 , 650 , 1300 , 17225 , 34450 , 68900
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68899
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68900 can be divided by 12 positive divisors.
The sum of these divisors (counting 68900) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10000110100100100
3
Ternary
10111111212
4
Quaternary
100310210
5
Quinary
4201100
6
Senary
1250552
8
Octal
206444
10
Decimal
68900
12
Duodecimal
33a58
16
Hexadecimal
10d24
20
Vigesimal
8c50
36
Base36
1h5w
md5
9f96f0c23a6a55dbd2e9427729e24266
sha1
e241afada71174e5823d8f4b75b6316a2a822c76
sha256
a54d77328da3016a3a41ef7de4d84579551fc1020ffc7f0e59c4afab08aa1a5e
sha512
098ea79bb654d2a382dfb32592b4190ad099f00cb0c4a419867319a083ce63be8356ed5672e74c13f29955e72898a293aabbf048673671c16adf08edac34e146
ripemd-160
25f45079aee6a0dca0a15827ff8a1b6a2b1c3844
Diameter
137800
Circumference
432911.46766467
Area
14913800061.048
Volume
1.3700810989416E+15
Surface area
59655200244.192
Circumference
432911.46766467
Perimeter
275600
Area
4747210000
Diagonal
97439.314447506
Surface area
28483260000
Volume
327082769000000
Space diagonal
119338.3006415
Perimeter
206700
Area
2055602228.5498
Altitude
59669.150320748
Surface area
2055602228.5498
Volume
38547073994862
Height
32479.771482502